Holley twin barrel (similar to weber 32/36) with two 38mm barrels instead for hot to wild motor.
No jets to play with just adjustable screw and suits all after market air cleaners from a zillion holley compatible types.
Its a synchronous carb to its an alternative to twin 38 hitachi sus
Just needs holley adaptor plate.
$150 plus 20 postage australia wide.

Will also suit turbo setup as used on volkswagens
Holley 7448 turbo VW

Holley bbl 2adapters are about 25 to 35 dollars at most auto shops like this one